31341550545511 has 32 divisors (see below), whose sum is σ = 34543926144000. Its totient is φ = 28319448947328.

The previous prime is 31341550545493. The next prime is 31341550545521. The reversal of 31341550545511 is 11554505514313.

It is a cyclic number.

It is not a de Polignac number, because 31341550545511 - 2¹¹ = 31341550543463 is a prime.

It is a super-2 number, since 2×31341550545511² (a number of 28 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (31341550545521) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 449932161 + ... + 450001813.

It is an arithmetic number, because the mean of its divisors is an integer number (1079497692000).

Almost surely, 2^{31341550545511} is an apocalyptic number.

31341550545511 is a deficient number, since it is larger than the sum of its proper divisors (3202375598489).

31341550545511 is a wasteful number, since it uses less digits than its factorization.

31341550545511 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 79623.

The product of its (nonzero) digits is 450000, while the sum is 43.

The spelling of 31341550545511 in words is "thirty-one trillion, three hundred forty-one billion, five hundred fifty million, five hundred forty-five thousand, five hundred eleven".